Troubleshooting Guide - Midland MXT400 Ownsers Manual

TROUBLESHOOTING GUIDE

If you experience difficulties using your MXT400, refer to the following
chart to correct common operation problems. If you have a problem which
you believe requires service, please call first and speak with a service
technician at 816-241-8500. Many problems can be remedied over the
phone without returning the unit for service.
Problem
No Power
Cannot Receive
Messages
Keypad is not
Responding
Backlight Display
is Dim
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Check vehicle power source (battery); replace
if needed.
Check input power connection and/or wires to
vehicle power source.
Check in-line fuse; replace if needed.
Verify both radios have the same Channel and
Privacy Code settings.
Make sure you are within range of the receiving
radio/repeater.
Confirm transmission is not affected by buildings
and other structures (see About Range)
If communicating with a repeater, verify if
repeater requires activation code.
Make sure keypad "lock" is not on (see Locking
the Keypad)
Reset the radio (turn radio off then back on)
Adjust the display illumination (see Display
Illumination)
Model MXT400
Solution
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